10516501550 has 24 divisors (see below), whose sum is σ = 19570673736. Its totient is φ = 4204454240.

The previous prime is 10516501549. The next prime is 10516501559. The reversal of 10516501550 is 5510561501.

It is a happy number.

It is a super-2 number, since 2×10516501550² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10516501559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47189 + ... + 152511.

It is an arithmetic number, because the mean of its divisors is an integer number (815444739).

Almost surely, 2^10516501550 is an apocalyptic number.

10516501550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10516501550 is a deficient number, since it is larger than the sum of its proper divisors (9054172186).

10516501550 is a wasteful number, since it uses less digits than its factorization.

10516501550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107332 (or 107327 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 10516501550 in words is "ten billion, five hundred sixteen million, five hundred one thousand, five hundred fifty".